1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -global-isel=0 -mtriple=x86_64-linux-gnu | FileCheck %s --check-prefixes=X64
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -mtriple=x86_64-linux-gnu | FileCheck %s --check-prefixes=X64
; RUN: llc < %s -global-isel -global-isel-abort=1 -mtriple=x86_64-linux-gnu | FileCheck %s --check-prefixes=X64
; RUN: llc < %s -global-isel=0 -mtriple=i686-linux-gnu | FileCheck %s --check-prefixes=X86,DAG-X86
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -mtriple=i686-linux-gnu | FileCheck %s --check-prefixes=X86,DAG-X86
; RUN: llc < %s -global-isel -global-isel-abort=1 -mtriple=i686-linux-gnu | FileCheck %s --check-prefixes=X86,GISEL-X86
define i8 @test_sdiv_i8(i8 %arg1, i8 %arg2) nounwind {
; X64-LABEL: test_sdiv_i8:
; X64: # %bb.0:
; X64-NEXT: movsbl %dil, %eax
; X64-NEXT: idivb %sil
; X64-NEXT: retq
;
; DAG-X86-LABEL: test_sdiv_i8:
; DAG-X86: # %bb.0:
; DAG-X86-NEXT: movsbl {{[0-9]+}}(%esp), %eax
; DAG-X86-NEXT: idivb {{[0-9]+}}(%esp)
; DAG-X86-NEXT: retl
;
; GISEL-X86-LABEL: test_sdiv_i8:
; GISEL-X86: # %bb.0:
; GISEL-X86-NEXT: movzbl {{[0-9]+}}(%esp), %eax
; GISEL-X86-NEXT: cbtw
; GISEL-X86-NEXT: movzbl {{[0-9]+}}(%esp), %ecx
; GISEL-X86-NEXT: idivb %cl
; GISEL-X86-NEXT: retl
%ret = sdiv i8 %arg1, %arg2
ret i8 %ret
}
define i16 @test_sdiv_i16(i16 %arg1, i16 %arg2) nounwind {
; X64-LABEL: test_sdiv_i16:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: # kill: def $ax killed $ax killed $eax
; X64-NEXT: cwtd
; X64-NEXT: idivw %si
; X64-NEXT: retq
;
; DAG-X86-LABEL: test_sdiv_i16:
; DAG-X86: # %bb.0:
; DAG-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; DAG-X86-NEXT: cwtd
; DAG-X86-NEXT: idivw {{[0-9]+}}(%esp)
; DAG-X86-NEXT: retl
;
; GISEL-X86-LABEL: test_sdiv_i16:
; GISEL-X86: # %bb.0:
; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax
; GISEL-X86-NEXT: movzwl {{[0-9]+}}(%esp), %ecx
; GISEL-X86-NEXT: # kill: def $ax killed $ax killed $eax
; GISEL-X86-NEXT: cwtd
; GISEL-X86-NEXT: idivw %cx
; GISEL-X86-NEXT: retl
%ret = sdiv i16 %arg1, %arg2
ret i16 %ret
}
define i32 @test_sdiv_i32(i32 %arg1, i32 %arg2) nounwind {
; X64-LABEL: test_sdiv_i32:
; X64: # %bb.0:
; X64-NEXT: movl %edi, %eax
; X64-NEXT: cltd
; X64-NEXT: idivl %esi
; X64-NEXT: retq
;
; X86-LABEL: test_sdiv_i32:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: cltd
; X86-NEXT: idivl {{[0-9]+}}(%esp)
; X86-NEXT: retl
%ret = sdiv i32 %arg1, %arg2
ret i32 %ret
}
define i64 @test_sdiv_i64(i64 %arg1, i64 %arg2) nounwind {
; X64-LABEL: test_sdiv_i64:
; X64: # %bb.0:
; X64-NEXT: movq %rdi, %rax
; X64-NEXT: cqto
; X64-NEXT: idivq %rsi
; X64-NEXT: retq
;
; DAG-X86-LABEL: test_sdiv_i64:
; DAG-X86: # %bb.0:
; DAG-X86-NEXT: subl $12, %esp
; DAG-X86-NEXT: pushl {{[0-9]+}}(%esp)
; DAG-X86-NEXT: pushl {{[0-9]+}}(%esp)
; DAG-X86-NEXT: pushl {{[0-9]+}}(%esp)
; DAG-X86-NEXT: pushl {{[0-9]+}}(%esp)
; DAG-X86-NEXT: calll __divdi3
; DAG-X86-NEXT: addl $28, %esp
; DAG-X86-NEXT: retl
;
; GISEL-X86-LABEL: test_sdiv_i64:
; GISEL-X86: # %bb.0:
; GISEL-X86-NEXT: pushl %esi
; GISEL-X86-NEXT: subl $24, %esp
; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %ecx
; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %edx
; GISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %esi
; GISEL-X86-NEXT: movl %eax, (%esp)
; GISEL-X86-NEXT: movl %ecx, {{[0-9]+}}(%esp)
; GISEL-X86-NEXT: movl %edx, {{[0-9]+}}(%esp)
; GISEL-X86-NEXT: movl %esi, {{[0-9]+}}(%esp)
; GISEL-X86-NEXT: calll __divdi3
; GISEL-X86-NEXT: addl $24, %esp
; GISEL-X86-NEXT: popl %esi
; GISEL-X86-NEXT: retl
%ret = sdiv i64 %arg1, %arg2
ret i64 %ret
}
|
